MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b38b66643fa907b877d8bb793ee6eb55d66785727ced56076a35200527869605. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Mirai


Vendor detections: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b38b66643fa907b877d8bb793ee6eb55d66785727ced56076a35200527869605
SHA3-384 hash: 4433802d423f3dd00064699d887641b01af5ccb6c80cdf1afde9f0526dc637169a94d781393f78c2e25c2636d5a992aa
SHA1 hash: d3b99fc511e7f705e578ae7925dc5be6b75f170b
MD5 hash: 20664fef11b49ac4a867c81595896c01
humanhash: beer-asparagus-massachusetts-fix
File name:zerarm5
Download: download sample
Signature Mirai
Create hunting rule
File size:50'392 bytes
First seen:2025-02-25 11:17:15 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:Cy3Jnf2bnvang0V9pFNd/J/07nP1q+ztouBY8rPm/hjOReoNqyLi111O:f5nObcpFvhMjP1qsRY8rm5ScqO
TLSH T106331895B8C19A12C1D063BBFA2E419C372623F8E2DF7217CD122F51778A81F0EA7655
telfhash t12b014c108ccc1fdc8bd10594851f772e35a872f8561226589ebbad0b16665c578dbc37
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
106
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30481.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9970440-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67bda73fa0fd713c335cb67elinux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/67bda6fd3afc3763bec5b561/reports/53cddb21-a7b1-4ee2-931b-b6eed0064fcd/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
2
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b38b66643fa907b877d8bb793ee6eb55d66785727ced56076a35200527869605
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d145dd6b-e249-4fc0-b998-4f792308664f
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1623608
Signature
Multi AV Scanner detection for submitted file
Sends malformed DNS queries
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1623608 Sample: zerarm5.elf Startdate: 25/02/2025 Architecture: LINUX Score: 52 16 serisbot.geek. [malformed] 2->16 18 109.202.202.202, 80 INIT7CH Switzerland 2->18 20 6 other IPs or domains 2->20 22 Multi AV Scanner detection for submitted file 2->22 8 dash rm zerarm5.elf 2->8         started        10 dash rm 2->10         started        signatures3 24 Sends malformed DNS queries 16->24 process4 process5 12 zerarm5.elf 8->12         started        process6 14 zerarm5.elf 12->14         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b38b66643fa907b877d8bb793ee6eb55d66785727ced56076a35200527869605
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b38b66643fa907b877d8bb793ee6eb55d66785727ced56076a35200527869605/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-02-25 11:18:13 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wofwmzb7ved3q56yxn4t5zxlkxlgpblsptwvmb3kguqakj4gsycq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:botnet
Link:
https://tria.ge/reports/250225-necsvsvrv3/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9970440-0
YARA:
n/a
Link:
https://app.threat.zone/submission/a72180e8-3ae7-47f6-a347-2b679d291f0b
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/b38b66643fa907b877d8bb793ee6eb55d66785727ced56076a35200527869605

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf b38b66643fa907b877d8bb793ee6eb55d66785727ced56076a35200527869605

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3423978/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3424050/
  
URLhaus
https://urlhaus.abuse.ch/url/3422914/
  
URLhaus
https://urlhaus.abuse.ch/url/3422995/

Comments